It is a research subject in computer vision to 3D reconstruction of an object represented by a single 2D line drawing.Previous works on 3D reconstruction from 2D line drawings focus on objects with li
In CAD/CAM,mesh rather than smooth surface is only needed sometimes.A mesh-generating method from permanence principle of Coons patch is developed.A new mesh point is defined through local small subpa
The 4-hi cold mill is one of the key wide strip tandem cold rolling mills and has many advantages and characteristics. The mill type is the most important, fund
Knot insertion algorithm is one of the most important technologies of B-spline method. By inserting a knot the local properties of B-spline curve and the contro
Selective laser melting(SLM) is one of the most popular additive manufacturing(AM) technologies for metal parts. Slicing result, especially for the different di